Finding the Fourth Proportional to 401,076,810.36, 553,584,456.54 and 244,530,234.99
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Solution
The fourth proportional to 401,076,810.36, 553,584,456.54 and 244,530,234.99 is: 337,511,752.73
Step by Step Solution
- Step 1: Write the proportion equation
401,076,810.36 : 553,584,456.54 = 244,530,234.99 : x - Step 2: Convert to fraction form
401,076,810.36/553,584,456.54 = 244,530,234.99/x - Step 3: Cross multiply
401,076,810.36x = 553,584,456.54 × 244,530,234.99 - Step 4: Simplify right side
401,076,810.36x = 135,368,137,244,537,632 - Step 5: Solve for x
x = 135,368,137,244,537,632/401,076,810.36 - Step 6: Final answer
x = 337,511,752.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.